Discusses the probable structure and behavior of dinosaurs and describes such individual species as the Tyrannosaurus, Maiasaura, and Seismosaurus.

Condition info: Used - Very Good: Item may have minor cosmetic defects (marks, wears, cuts, bends, crushes) on the cover, spine, pages or dust cover. Shrink wrap, dust covers, or boxed set case may be missing. Item may contain remainder marks on outside edges, which should be noted in listing comments. Item may be missing bundled media.